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BR9508080A - Processo para a recuperação de produtos quimicos e de energia do licor negro - Google Patents

Processo para a recuperação de produtos quimicos e de energia do licor negro

Info

Publication number
BR9508080A
BR9508080A BR9508080A BR9508080A BR9508080A BR 9508080 A BR9508080 A BR 9508080A BR 9508080 A BR9508080 A BR 9508080A BR 9508080 A BR9508080 A BR 9508080A BR 9508080 A BR9508080 A BR 9508080A
Authority
BR
Brazil
Prior art keywords
chemicals
recovery
energy
black liquor
liquor
Prior art date
Application number
BR9508080A
Other languages
English (en)
Inventor
Bengt Nilsson
Original Assignee
Kvaerner Pulping Tech
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Publication of BR9508080A publication Critical patent/BR9508080A/pt

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/12—Combustion of pulp liquors
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0071—Treatment of green or white liquors with gases, e.g. with carbon dioxide for carbonation; Expulsion of gaseous compounds, e.g. hydrogen sulfide, from these liquors by this treatment (stripping); Optional separation of solid compounds formed in the liquors by this treatment
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
BR9508080A 1994-06-22 1995-06-15 Processo para a recuperação de produtos quimicos e de energia do licor negro BR9508080A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9402197A SE502038C2 (sv) 1994-06-22 1994-06-22 Förfarande för tvättning och kylning av gaser vid förgasning av svartlut
PCT/SE1995/000586 WO1995035410A1 (en) 1994-06-22 1995-06-15 Process for washing gas formed by gasifying black liquor

Publications (1)

Publication Number Publication Date
BR9508080A true BR9508080A (pt) 1997-09-02

Family

ID=20394481

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9508080A BR9508080A (pt) 1994-06-22 1995-06-15 Processo para a recuperação de produtos quimicos e de energia do licor negro

Country Status (7)

Country Link
JP (1) JPH10504607A (pt)
AU (1) AU2811295A (pt)
BR (1) BR9508080A (pt)
CA (1) CA2193516C (pt)
FI (1) FI118899B (pt)
SE (1) SE502038C2 (pt)
WO (1) WO1995035410A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9701546D0 (sv) * 1997-04-24 1997-04-24 Kvaerner Pulping Tech New process
US6062547A (en) * 1994-06-22 2000-05-16 Kvaerner Pulping Ab Quench vessel for recovering chemicals and energy from spent liquors
US6027609A (en) 1994-11-04 2000-02-22 Kvaener Pulping Ab Pulp-mill recovery installation for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers
SE513637C2 (sv) 1999-04-01 2000-10-16 Kvaerner Chemrec Ab Anordning vid förgasning av avlut
SE9901185L (sv) * 1999-04-01 2000-03-20 Kvaerner Chemrec Ab Förfarande för kylning av fast och gasformigt material vid förgasning av avlut
SE514277C2 (sv) * 1999-06-07 2001-02-05 Kvaerner Chemrec Ab Anordning för förgasning av avlut
SE535117C2 (sv) * 2010-03-30 2012-04-17 Chemrec Ab Förgasning av sulfittjocklut
CN103306154A (zh) * 2012-03-15 2013-09-18 秦才东 制浆黑液的处理及利用方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE448173B (sv) * 1985-06-03 1987-01-26 Croon Inventor Ab Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys
SE500263C2 (sv) * 1993-03-11 1994-05-24 Chemrec Ab Process för separation av svavelföreningar ur en koldioxid- och vätesulfidinnehållande gasström

Also Published As

Publication number Publication date
FI965088A0 (fi) 1996-12-18
CA2193516A1 (en) 1995-12-28
FI965088A7 (fi) 1996-12-18
WO1995035410A1 (en) 1995-12-28
SE9402197D0 (sv) 1994-06-22
SE9402197L (sv) 1995-07-24
SE502038C2 (sv) 1995-07-24
JPH10504607A (ja) 1998-05-06
FI118899B (fi) 2008-04-30
CA2193516C (en) 2005-02-08
AU2811295A (en) 1996-01-15

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FA11 Dismissal: dismissal - article 38, par. 2 of industrial property law